Fans holding scarves during the MLS 2017 season between the Montreal Impact and DC United, on July 1 2017, at Stade Saputo, in Montreal, Quebec, Canada. (Photo: Pablo A. Ortiz / NM Noticias).

The referee holds the match ball during the MLS 2017 season between the Montreal Impact and DC United, on July 1 2017, at Stade Saputo, in Montreal, Quebec, Canada. (Photo: Pablo A. Ortiz / NM Noticias).

The Canadian National Anthem during the MLS 2017 season between the Montreal Impact and DC United, on July 1 2017, at Stade Saputo, in Montreal, Quebec, Canada. (Photo: Pablo A. Ortiz / NM Noticias).